Questions

A change in which a substance undergoes a change in its physical properties is called _____________.

If the Distance-Time graph is a straight inclined line then it represents _______________.

What is the smallest particle of matter?

Which is not a search engine?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Turbulence

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Study of tumors

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Knowing that the area was prone to earthquakes, all the buildings were reinforced with additional concrete.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

Ritu said to you,"You are looking very pretty."